Published Technical Disclosure Archive

Advanced Cutting Deck Height Adjustment Tech

Publication ID: 24-11856886_0007_PTD
Published: October 26, 2025
Category:New Applications & Use Cases

Legal Citation

pr1or.art Inc., “Advanced Cutting Deck Height Adjustment Tech,” Published Technical Disclosure No. 24-11856886_0007_PTD, Published October 26, 2025, available at https://archive.pr1or.art/24-11856886_0007_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,856,886.

Background and Problem Solved

The original patent addressed the need for efficient cutting deck height adjustment in mowers. However, its limitations in adapting to diverse applications and industries are overcome by the present invention, which expands the technology's scope to tackle complex challenges in agriculture, lawn maintenance, and gardening.

Novelty and Inventive Step

The new claims introduce unprecedented applications and use cases, departing from the original patent's focus on mowers. The inventive step lies in the integration of the cutting deck lifting device with advanced technologies and systems, enabling novel solutions for precision agriculture, robotic lawn maintenance, and smart gardening.

Alternative Embodiments and Variations

Alternative embodiments may include variations in the design and materials of the cutting deck lifting device, different sensor and monitoring system integrations, and adaptations for diverse crops, lawn types, and gardening environments.

Potential Commercial Applications and Market

The invention has significant commercial potential in the agriculture, lawn care, and gardening industries, with potential applications in autonomous farming, precision agriculture, robotic lawn maintenance, smart gardening, and more. The target market includes agricultural companies, lawn care services, gardening enthusiasts, and municipalities.

CPC Classifications

SectionClassGroup
A A01 A01D34/74
A A01 A01D2101/00

Field of Art

Agricultural machinery and robotic systems for crop management, specifically focusing on cutting deck height adjustment mechanisms for lawn and agricultural equipment

Person of Ordinary Skill (PHOSITA) Profile

An engineer with expertise in mechanical design, agricultural robotics, and precision farming technologies, familiar with automated height adjustment systems and sensor integration for agricultural equipment

Obviousness Rationale

A person having ordinary skill in the art would recognize that the source patent's cutting deck lifting device provides a fundamental mechanism that can be readily adapted to advanced agricultural and robotic applications. The core mechanical principles of height adjustment are directly transferable to autonomous farming systems. The PTD's variations represent predictable extensions of the original lifting device concept by integrating sensor-based and context-aware height adjustment technologies.

Obvious Combinations & Variations

Source Patent Element
Pedal assembly for adjusting cutting deck height in a mower
PTD Variation
Autonomous robotic system with sensor-driven height adjustment for precision agriculture
Obviousness Reasoning
Replacing manual pedal adjustment with automated sensor inputs is a predictable design modification for a PHOSITA seeking to create smart agricultural equipment
Source Patent Element
Positioning mechanism for controlling cutting deck position
PTD Variation
Integrating crop growth monitoring systems with dynamic height adjustment
Obviousness Reasoning
Extending the positioning mechanism to respond to real-time crop data represents a logical application of the original mechanical height control principles
Source Patent Element
Sliding plate and positioning member for height control
PTD Variation
Modular farm equipment system with integrated cutting deck and monitoring technologies
Obviousness Reasoning
Combining mechanical height adjustment with monitoring systems is an obvious solution for improving agricultural equipment functionality
Source Patent Element
Cutting deck lifting mechanism for lawn mowers
PTD Variation
Robotic lawn maintenance system with adaptive cutting height based on lawn characteristics
Obviousness Reasoning
Adapting the lifting mechanism to automatically respond to different lawn conditions is a straightforward technical evolution
Source Patent Element
Mechanical height adjustment system
PTD Variation
Smart gardening system with soil moisture and plant growth-responsive cutting height
Obviousness Reasoning
Extending the height adjustment mechanism to respond to environmental conditions is a predictable application of the original mechanical design
35 U.S.C. § 103 Summary: Based on US Patent 11856886's disclosure of a cutting deck lifting device, the present publication demonstrates that the claimed variations would have been obvious to a person having ordinary skill in the art at the time of the invention. The technical modifications represent predictable combinations of known mechanical principles with sensor and monitoring technologies, rendering subsequent claims involving similar height adjustment mechanisms unpatentable under 35 U.S.C. Section 103.

Original Patent Information

Patent NumberUS 11,856,886
TitleCutting deck lifting device and mower having cutting deck lifting device
Assignee(s)Globe (Jiangsu) Co., Ltd.